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Magnetism
There is a lot of work showing that animals can detect magnetic fields but it is important to remember – no moving electric charge, no magnetism. We have spoken of the pineal gland which detects ALL frequencies because of its shape. It is the fundamental shape emerging from two intersecting vortices – in other words…
The Wayfinders of the South Seas
I was looking through an old copy of Classic Boat magazine (September 2004) when I discovered this article on how traditional Polynesian navigators operated. I have précised this article. For me, the importance of all this is that humans are animals but we can communicate together so that insights on how we navigated before the…
Data collection for tracking animals
You may be interested in how the data is collected for tracking animals. Biotrack is a British company that helps and advises on the best systems to use. The geolocator is fascinating, it uses The longitudinal estimate of the location of the tag at any point in time is determined with reference to the time of…
Head direction cells in a migratory bird prefer north
Animals exhibit remarkable navigation abilities as if they have an internal compass. Head direction (HD) cells encoding the animal’s heading azimuth are found in the brain of several animal species; the HD cell signals are dependent on the vestibular nuclei, where magnetic responsive cells are present in birds. However, it is difficult to determine whether…
Homing Snails
We recently posted an article by Antonio Nafarrate which refers to Jill Moss’s snails and their ability to home. Since then there has been much in the UK papers about snails having a strong sense of place and returning to it (there was an article in the Daily Telegraph, “why slugs and snails thrown over…
Understanding the Sami people and how they navigated by our Deputy Editor Kerstin Williams
Editor’s comments: Please find this extract talking about the Sami, the ancient aborigine people of Northern Sweden, Finland etc. We have sometimes called them Lapps see: http://en.wikipedia.org/wiki/Sami_people This extract comes from a book about the ancient lifestyle of these people and has been translated by our Deputy Editor Kerstin Williams who is working with us to understand the Sami people…